# find igraph 
# IGRAPH_LIB -> /usr/local/lib/libigraph.so 
# IGRAPH_INCLUDE -> /usr/local/include/igraph/igraph.h 
# IGRAPH_INTERNAL_INCLUDE -> /home/cong/downloads/src/igraph-master/src/igraph_types_internal.h 
# IGRAPH_FOUND -> bool 


find_library(IGRAPH_LIB
        NAME igraph 
        PATHS /usr/local/lib/libigraph.so 
        )
find_path(IGRAPH_INCLUDE
        igraph.h
        /usr/local/include/igraph/
        )
find_path(IGRAPH_INTERNAL_INCLUDE
        igraph_types_internal.h
        /home/cong/downloads/src/igraph-master/src/
        )

if(IGRAPH_LIB)
        MESSAGE("IGRAPH_LIB -> ${IGRAPH_LIB}")
endif()

if(IGRAPH_INCLUD)
        message("IGRAPH_INCLUDE -> ${IGRAPH_INCLUDE}")
endif()

if(IGRAPH_INTERNAL_INCLUDE)
        message("IGRAPH_INTERNAL_INCLUDE -> ${IGRAPH_INTERNAL_INCLUDE}")
endif()




